<template>
  <div class="main-loading">
    <div class="spinner">
      <div class="spinner-container container1">
        <div class="circle1"/>
        <div class="circle2"/>
        <div class="circle3"/>
        <div class="circle4"/>
      </div>
      <div class="spinner-container container2">
        <div class="circle1"/>
        <div class="circle2"/>
        <div class="circle3"/>
        <div class="circle4"/>
      </div>
      <div class="spinner-container container3">
        <div class="circle1"/>
        <div class="circle2"/>
        <div class="circle3"/>
        <div class="circle4"/>
      </div>
    </div>
  </div>
</template>
<script type="text/ecmascript-6">
export default {
  props: {
    title: {
      type: String,
      default: '正在载入...'
    }
  }
}
</script>
<style lang='scss' scoped>
  .main-loading{width: 100%;text-align: center;position: absolute;top:0;bottom: 0;left: 0;right: 0;z-index: 9999;background-color:rgba(255,255,255,0);
    .loading-address{
      position: absolute;top: 50%;left: 50%;transform: translate(-50%,-50%);
      .desc{line-height: 20px;font-size:1rem;color: #000;margin-top: 1rem
      }
    }
  }
  .spinner {
  width: 50px;
  height: 50px;
  position: fixed;
  left:50%;top:50%;
  margin-top:-25px;
  margin-left:-25px;
}

.container1 > div, .container2 > div, .container3 > div {
  width: 10px;
  height: 10px;
  background-color: red;

  border-radius: 100%;
  position: absolute;
  -webkit-animation: bouncedelay 1.2s infinite ease-in-out;
  animation: bouncedelay 1.2s infinite ease-in-out;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
}

.spinner .spinner-container {
  position: absolute;
  width: 100%;
  height: 100%;
}

.container2 {
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
}

.container3 {
  -webkit-transform: rotateZ(90deg);
  transform: rotateZ(90deg);
}

.circle1 { top: 0; left: 0; }
.circle2 { top: 0; right: 0; }
.circle3 { right: 0; bottom: 0; }
.circle4 { left: 0; bottom: 0; }

.container2 .circle1 {
  -webkit-animation-delay: -1.1s;
  animation-delay: -1.1s;
}

.container3 .circle1 {
  -webkit-animation-delay: -1.0s;
  animation-delay: -1.0s;
}

.container1 .circle2 {
  -webkit-animation-delay: -0.9s;
  animation-delay: -0.9s;
}

.container2 .circle2 {
  -webkit-animation-delay: -0.8s;
  animation-delay: -0.8s;
}

.container3 .circle2 {
  -webkit-animation-delay: -0.7s;
  animation-delay: -0.7s;
}

.container1 .circle3 {
  -webkit-animation-delay: -0.6s;
  animation-delay: -0.6s;
}

.container2 .circle3 {
  -webkit-animation-delay: -0.5s;
  animation-delay: -0.5s;
}

.container3 .circle3 {
  -webkit-animation-delay: -0.4s;
  animation-delay: -0.4s;
}

.container1 .circle4 {
  -webkit-animation-delay: -0.3s;
  animation-delay: -0.3s;
}

.container2 .circle4 {
  -webkit-animation-delay: -0.2s;
  animation-delay: -0.2s;
}

.container3 .circle4 {
  -webkit-animation-delay: -0.1s;
  animation-delay: -0.1s;
}

@-webkit-keyframes bouncedelay {
  0%, 80%, 100% { -webkit-transform: scale(0.0) }
  40% { -webkit-transform: scale(1.0) }
}

@keyframes bouncedelay {
  0%, 80%, 100% {
    transform: scale(0.0);
    -webkit-transform: scale(0.0);
  } 40% {
    transform: scale(1.0);
    -webkit-transform: scale(1.0);
  }
}
</style>
